Pith Number

pith:FCXU25UH

pith:2010:FCXU25UHFFKMMVPF6SJVM7EV6H

not attested not anchored not stored refs pending

Identification and well-posedness in a class of nonparametric problems

Victoria Zinde-Walsh

arxiv:1010.2737 v1 · 2010-10-13 · math.ST · stat.ME · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCXU25UHFFKMMVPF6SJVM7EV6H}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:39:19.734990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28af4d76872954c655e5f493567c95f1d7fff4a8781aaf194752d311b56743e3

Aliases

arxiv: 1010.2737 · arxiv_version: 1010.2737v1 · doi: 10.48550/arxiv.1010.2737 · pith_short_12: FCXU25UHFFKM · pith_short_16: FCXU25UHFFKMMVPF · pith_short_8: FCXU25UH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FCXU25UHFFKMMVPF6SJVM7EV6H \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 28af4d76872954c655e5f493567c95f1d7fff4a8781aaf194752d311b56743e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40e0bc3c9bf4c3a7c1f2f56fcd58a79cf5c14d8b3135ead33de3565a6ce58c48",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2010-10-13T19:19:49Z",
    "title_canon_sha256": "f85222e53abd148ea00250dad0b30477eca7c0c48ab6c7e6b3b1ac618a51a310"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2737",
    "kind": "arxiv",
    "version": 1
  }
}